---> uname -a: Linux prd-centos7-docker-4c-2g-18424.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.436 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.3G 42.7G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_go-mod-messaging_PR-79 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/exfoundry_go-mod-messaging_PR-79@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 668 104 0 1064 1064 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:a1:43:4c brd ff:ff:ff:ff:ff:ff inet 10.30.122.57/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fea1:434c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:7a:ae:b4:53 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:7aff:feae:b453/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/05/21 _x86_64_ (4 CPU) 04:55:31 LINUX RESTART (4 CPU) 04:56:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:57:01 57.64 18.19 39.45 0.00 5229.69 3644.17 0.00 04:58:01 1.85 0.00 1.85 0.00 0.00 38.02 0.00 04:59:01 0.27 0.00 0.27 0.00 0.00 3.61 0.00 05:00:01 0.22 0.00 0.22 0.00 0.00 3.10 0.00 05:01:01 66.38 50.22 16.16 0.00 4121.82 6529.46 0.00 Average: 25.28 13.69 11.59 0.00 1870.88 2044.36 0.00 04:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:57:01 173140 0 566272 30.10 2620 1139512 1104736 37.70 409408 1099904 132 04:58:01 177728 0 561676 29.85 2620 1139520 1077340 36.77 407264 1098272 20 04:59:01 176932 0 562468 29.89 2620 1139524 1077572 36.78 411896 1094860 20 05:00:01 175456 0 563944 29.97 2620 1139524 1077572 36.78 413772 1094348 16 05:01:01 73028 0 660612 35.11 2620 1145284 1508872 51.50 490224 1098004 44844 Average: 155257 0 582994 30.98 2620 1140673 1169218 39.90 426513 1097078 9006 04:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:57:01 eth0 507.41 295.84 1022.55 94.69 0.00 0.00 0.00 0.00 04:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 docker0 1.58 1.35 0.34 2.66 0.00 0.00 0.00 0.00 04:58:01 eth0 0.75 0.10 0.06 0.03 0.00 0.00 0.00 0.00 04:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 eth0 2.83 1.27 2.15 0.26 0.00 0.00 0.00 0.00 04:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 eth0 0.52 0.37 0.27 0.20 0.00 0.00 0.00 0.00 05:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 eth0 191.15 162.27 2167.47 16.58 0.00 0.00 0.00 0.00 05:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 140.57 92.00 638.72 22.36 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.32 0.27 0.07 0.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/05/21 _x86_64_ (4 CPU) 04:55:31 LINUX RESTART (4 CPU) 04:56:01 CPU %user %nice %system %iowait %steal %idle 04:57:01 all 11.02 0.00 3.17 1.12 0.08 84.61 04:57:01 0 11.38 0.00 3.78 0.37 0.05 84.43 04:57:01 1 11.73 0.00 2.74 1.46 0.10 83.97 04:57:01 2 10.23 0.00 2.85 0.56 0.08 86.28 04:57:01 3 10.75 0.00 3.30 2.09 0.08 83.77 04:58:01 all 0.16 0.00 0.04 0.00 0.00 99.80 04:58:01 0 0.43 0.00 0.03 0.00 0.00 99.53 04:58:01 1 0.08 0.00 0.05 0.00 0.00 99.87 04:58:01 2 0.07 0.00 0.03 0.00 0.00 99.90 04:58:01 3 0.07 0.00 0.05 0.00 0.00 99.88 04:59:01 all 0.19 0.00 0.07 0.00 0.01 99.73 04:59:01 0 0.50 0.00 0.03 0.00 0.00 99.47 04:59:01 1 0.12 0.00 0.05 0.00 0.02 99.82 04:59:01 2 0.08 0.00 0.12 0.00 0.02 99.78 04:59:01 3 0.07 0.00 0.07 0.00 0.00 99.87 05:00:01 all 0.17 0.00 0.03 0.00 0.00 99.80 05:00:01 0 0.02 0.00 0.03 0.00 0.00 99.95 05:00:01 1 0.07 0.00 0.05 0.00 0.00 99.88 05:00:01 2 0.53 0.00 0.02 0.00 0.00 99.45 05:00:01 3 0.05 0.00 0.03 0.00 0.00 99.92 05:01:01 all 3.03 0.00 2.01 1.15 0.06 93.75 05:01:01 0 3.88 0.00 2.27 1.78 0.07 92.00 05:01:01 1 2.74 0.00 1.85 0.27 0.05 95.10 05:01:01 2 3.44 0.00 2.05 2.50 0.07 91.95 05:01:01 3 2.06 0.00 1.88 0.05 0.05 95.96 Average: all 2.90 0.00 1.06 0.45 0.03 95.57 Average: 0 3.21 0.00 1.22 0.43 0.02 95.11 Average: 1 2.93 0.00 0.94 0.34 0.03 95.75 Average: 2 2.85 0.00 1.01 0.61 0.03 95.50 Average: 3 2.58 0.00 1.06 0.42 0.03 95.91